[INFO] fetching crate mklink 0.1.0...
[INFO] testing mklink-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate mklink 0.1.0 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate mklink 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mklink 0.1.0
[INFO] finished tweaking crates.io crate mklink 0.1.0
[INFO] tweaked toml for crates.io crate mklink 0.1.0 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate crates.io crate mklink 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.3.2
[INFO] [stderr]   Downloaded structopt v0.3.2
[INFO] [stderr]   Downloaded junction v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5359a160800d1f0cc2beec4c47230e000ed5a5b34749d4d908fc10a3edd51246
[INFO] running `Command { std: "docker" "start" "-a" "5359a160800d1f0cc2beec4c47230e000ed5a5b34749d4d908fc10a3edd51246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5359a160800d1f0cc2beec4c47230e000ed5a5b34749d4d908fc10a3edd51246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5359a160800d1f0cc2beec4c47230e000ed5a5b34749d4d908fc10a3edd51246", kill_on_drop: false }`
[INFO] [stdout] 5359a160800d1f0cc2beec4c47230e000ed5a5b34749d4d908fc10a3edd51246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ae81da199730fe19e69d5bb584e4190977f5f8c52f3cd1692b8d8885d477a6e
[INFO] running `Command { std: "docker" "start" "-a" "2ae81da199730fe19e69d5bb584e4190977f5f8c52f3cd1692b8d8885d477a6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling paw-raw v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling junction v0.1.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling structopt-derive v0.3.2
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]    Compiling paw v1.0.0
[INFO] [stderr]    Compiling structopt v0.3.2
[INFO] [stderr]    Compiling mklink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.41s
[INFO] running `Command { std: "docker" "inspect" "2ae81da199730fe19e69d5bb584e4190977f5f8c52f3cd1692b8d8885d477a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae81da199730fe19e69d5bb584e4190977f5f8c52f3cd1692b8d8885d477a6e", kill_on_drop: false }`
[INFO] [stdout] 2ae81da199730fe19e69d5bb584e4190977f5f8c52f3cd1692b8d8885d477a6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ee9cf91f036b1bfd15905650bcd4da46ad5817a6af16aff51a779b98fae4c94
[INFO] running `Command { std: "docker" "start" "-a" "3ee9cf91f036b1bfd15905650bcd4da46ad5817a6af16aff51a779b98fae4c94", kill_on_drop: false }`
[INFO] [stderr]    Compiling mklink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "3ee9cf91f036b1bfd15905650bcd4da46ad5817a6af16aff51a779b98fae4c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ee9cf91f036b1bfd15905650bcd4da46ad5817a6af16aff51a779b98fae4c94", kill_on_drop: false }`
[INFO] [stdout] 3ee9cf91f036b1bfd15905650bcd4da46ad5817a6af16aff51a779b98fae4c94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b6b5c5e437da0afe55f238d4379303ba316bb1e5ee0b3d3b8155878148084a7
[INFO] running `Command { std: "docker" "start" "-a" "8b6b5c5e437da0afe55f238d4379303ba316bb1e5ee0b3d3b8155878148084a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mklink-84e06df3aba75960)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mklink-7fb9b9b1cd9e35ed)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mklink
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b6b5c5e437da0afe55f238d4379303ba316bb1e5ee0b3d3b8155878148084a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6b5c5e437da0afe55f238d4379303ba316bb1e5ee0b3d3b8155878148084a7", kill_on_drop: false }`
[INFO] [stdout] 8b6b5c5e437da0afe55f238d4379303ba316bb1e5ee0b3d3b8155878148084a7